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Array

Topic

1,779 coding problems covering Array concepts. Master this topic and improve your problem-solving skills.

1,779

Problems

370

Easy

963

Medium

446

Hard

Difficulty

All1779 Easy370 Medium963 Hard446

Title	Solve	Difficulty	Companies	Topics
1733. Minimum Number of People to Teach	Solve	Medium	Duolingo	Array Greedy+1
1734. Decode XORed Permutation	Solve	Medium	Amazon	Array Bit Manipulation
1735. Count Ways to Make Array With Product	Solve	Hard	Amazon	Array Combinatorics+3
1738. Find Kth Largest XOR Coordinate Value	Solve	Medium	Google	Array Bit Manipulation+6
1743. Restore the Array From Adjacent Pairs	Solve	Medium	Accenture+4	Array Depth-First Search+1
1744. Can You Eat Your Favorite Candy on Your Favorite Day?	Solve	Medium	FleetX	Array Prefix Sum
1746. Maximum Subarray Sum After One Operation	Solve	Medium	Sprinklr	Array Dynamic Programming
1748. Sum of Unique Elements	Solve	Easy	Facebook	Array Counting+1
1749. Maximum Absolute Sum of Any Subarray	Solve	Medium	Adobe+1	Array Dynamic Programming
1751. Maximum Number of Events That Can Be Attended II	Solve	Hard	Adobe+3	Array Binary Search+2
1752. Check if Array Is Sorted and Rotated	Solve	Easy	Amazon	Array
1755. Closest Subsequence Sum	Solve	Hard	Sprinklr+1	Array Bit Manipulation+3
1756. Design Most Recently Used Queue	Solve	Medium	Google	Array Binary Indexed Tree+4
1760. Minimum Limit of Balls in a Bag	Solve	Medium	Amazon+1	Array Binary Search
1762. Buildings With an Ocean View	Solve	Medium	Amazon+5	Array Monotonic Stack+1
1764. Form Array by Concatenating Subarrays of Another Array	Solve	Medium	Amazon	Array Greedy+2
1765. Map of Highest Peak	Solve	Medium	Google+1	Array Breadth-First Search+1
1766. Tree of Coprimes	Solve	Hard	Google	Array Depth-First Search+3
1769. Minimum Number of Operations to Move All Balls to Each Box	Solve	Medium	Amazon	Array Prefix Sum+1
1770. Maximum Score from Performing Multiplication Operations	Solve	Hard	Apple+1	Array Dynamic Programming
1772. Sort Features by Popularity	Solve	Medium	Amazon	Array Hash Table+2
1773. Count Items Matching a Rule	Solve	Easy	Adobe+1	Array String
1774. Closest Dessert Cost	Solve	Medium	Bytedance+2	Array Backtracking+1
1775. Equal Sum Arrays With Minimum Number of Operations	Solve	Medium	HRT+1	Array Counting+2
1776. Car Fleet II	Solve	Hard	Google	Array Heap (Priority Queue)+3
1779. Find Nearest Point That Has the Same X or Y Coordinate	Solve	Easy	DoorDash	Array
1782. Count Pairs Of Nodes	Solve	Hard	Amazon	Array Binary Search+3
1785. Minimum Elements to Add to Form a Given Sum	Solve	Medium	Twitter	Array Greedy
1787. Make the XOR of All Segments Equal to Zero	Solve	Hard	Codeagon+1	Array Bit Manipulation+1
1788. Maximize the Beauty of the Garden	Solve	Hard	Amazon	Array Greedy+2
1792. Maximum Average Pass Ratio	Solve	Medium	Amazon	Array Greedy+1
1793. Maximum Score of a Good Subarray	Solve	Hard	Google	Array Binary Search+3
1798. Maximum Number of Consecutive Values You Can Make	Solve	Medium	Infosys	Array Greedy+1
1799. Maximize Score After N Operations	Solve	Hard	Amazon	Array Backtracking+5
1800. Maximum Ascending Subarray Sum	Solve	Easy	tcs	Array
1801. Number of Orders in the Backlog	Solve	Medium	Robinhood	Array Heap (Priority Queue)+1
1803. Count Pairs With XOR in a Range	Solve	Hard	Google+1	Array Bit Manipulation+1
1806. Minimum Number of Operations to Reinitialize a Permutation	Solve	Medium	Google	Array Math+1
1807. Evaluate the Bracket Pairs of a String	Solve	Medium	Google	Array Hash Table+1
1813. Sentence Similarity III	Solve	Medium	Google	Array String+1
1814. Count Nice Pairs in an Array	Solve	Medium	Navi+2	Array Counting+2
1815. Maximum Number of Groups Getting Fresh Donuts	Solve	Hard	Google	Array Bit Manipulation+3
1816. Truncate Sentence	Solve	Easy	Bloomberg	Array String
1817. Finding the Users Active Minutes	Solve	Medium	Twitter	Array Hash Table
1818. Minimum Absolute Sum Difference	Solve	Medium	Uber	Array Binary Search+2
1819. Number of Different Subsequences GCDs	Solve	Hard	Akuna Capital	Array Counting+2
1820. Maximum Number of Accepted Invitations	Solve	Medium	Bloomberg+1	Array Depth-First Search+2
1822. Sign of the Product of an Array	Solve	Easy	Microsoft	Array Math
1823. Find the Winner of the Circular Game	Solve	Medium	Bloomberg+1	Array Math+3
1824. Minimum Sideway Jumps	Solve	Medium	Bytedance+1	Array Dynamic Programming+1